A215418 Number of Regular and Stellar polytopes in n-dimensional Euclidean space, or -1 if infinite.

1, -1, 9, 16, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3

Offset

1,3

Comments

This is the number of Regular (including Stellar) polytopes in n-dimensions.

References

H. S. M. Coxeter, Regular Polytopes, 3rd ed., Dover, NY, 1973.

Links

Table of n, a(n) for n=1..66.

Crossrefs

Sequence in context: A078794 A093595 A330429 * A133816 A048752 A293376

Adjacent sequences: A215415 A215416 A215417 * A215419 A215420 A215421

Keyword

sign

Author

Douglas Boffey, Aug 12 2012

Status

approved